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SF340 Flight Deck Light & Panels > Flight Deck Lights & Panels > Flashcards

Flight Deck Lights & Panels Flashcards

1
Q

L ENG OIL PRESS CWP

A

Comes on if; Engine oil pressure is below 30 PSI, PGB oil pressure
is below 25 psi (PL above FI) or PGB oil pressure is below 7 psi (PL
below FI)

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2
Q

CABIN PRESS CWP

A

Comes on if Cabin Altitude is above 10,000 ft or if cabin diff
increases above 7.5psi.

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3
Q

AUTO TRIM CWP

A

Comes on if Autopilot should detect a failure in the Auto Pilot/ Auto
trim or YD auto trim system.

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4
Q

CONFIG WARNING T/O

A

The CONFIG light comes on when applying Takeoff power (Above
64 degree PLA) on the ground for:
* pitch trim tabs out of green range for T/O,
* CL not a max position, and
* flaps are not set for takeoff.

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5
Q

CONFIG WARNING LANDING

A

CONFIG light also comes on when the aircraft is not in the landing configuration. (Gear
down below 500 ft Radio alt with less than 64 degree PLA) The same is triggered by
selecting 20 degree flap or more without gear down and locked. (For this condition horn
cannot be silenced)

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6
Q

AUTOCOARSEN CWP

A

Comes on to indicate a failure in the Auto coarsen computer.

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7
Q

PITCH TRIM CWP

A

The PITCH TRIM light comes on when pitch trim sync is deactivated.
NOTE; Pitch, roll and heading comparator caution is inhibited when
either EFIS switch is in XSIDE DATA position.

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8
Q

L FIRE DET FAIL CWP

A

Comes on flashing to indicate a short circuit in the engine fire
detection loop. The light will remain on for as long as the fault is
present.

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9
Q

FUEL CWP

A

Comes on flashing whenever a caution light associated with the fuel
system comes on (EXCEPT XFEED ON AND CONN VALVE OPEN)

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10
Q

ENGINE CWP

A

Comes on together with L/R FUEL LOW TEMP, L/R OIL BYPASS,
and L/R CHIP DETECT lights.

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11
Q

FLAPS CWP

A

The Flaps light comes on if there is a malfunction in the flap electrical
control system. The light will also come on when FLAPS test switch
is activated.

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12
Q

AIRCOND CWP

A

The AIRCOND light will come on flashing together with a MASTER
CAUTION for:
* Bleed air leak,
* Bleed air temp to high (288 Deg°C),
* Bleed Valve closed,
* Bleed Valve is not closed after a closed signal, and
* HP Valve is not closed after a closed signal.

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13
Q

PARK BRK ON CWP

A

Comes on when parking brake handle is pulled and brake pressure
exceeds 1700 psi and goes off when brake handle is pushed down
and pressure decreases to 900psi.

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14
Q

HYDR CWP

A

Comes on to indicate low hydraulic pressure in any of the hydraulic
accumulators, or high fluid temperature in the MAIN Accumulator.
Low pressure warning at 1800 psi. High Temp on at 116 Deg°C and
goes out at 93 Deg°C.

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15
Q

EMER LTS UNARMED CWP

A

Comes on when the Emergency Lights switch is in the OFF
position.

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16
Q

OXYGEN CWP

A

Comes on if Oxygen pressure in the main Oxy Bottle goes below
800+35 psi.

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17
Q

A-SKID INOP

A

Comes on when the LDG GEAR is extended with ANTI-SKID switch
OFF or with a systems fault.

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18
Q

AVIONICS CWP

A

Comes on flashing when EFIS comparator caution is triggered or
when either EFIS test switch is actuated. Reverts to steady when
MASTER CAUTION is reset. Goes out when difference between
systems is reduced to within limits.

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19
Q

AVIONICS VENT

A

Comes on if the Avionics vent fan fails.

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20
Q

DOORS CWP

A

Comes on if any exit is not secured correctly. No indication will be
received from the OVERWING EXIT or the FWD Right Type II
Emergency EXIT.

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21
Q

L STALL FAIL

A

Comes on if Stall Warning Computer channel 1 or 2 detects:
* A stall computer failure, and
* A difference of 2 degree angle or more between the dual AOA
signals.
In both cases stall warning and push signals from respective
computer are inhibited.

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22
Q

GUST LOCK CWP

A

The GUST LOCK light comes on if the electric rudder gust lock has
remained engaged after the Gust Lock handle has been disengaged.

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23
Q

PUSHER SYSTEM CWP

A

Comes on under the following conditions:
* Pusher monitoring circuit detects a short and/or open circuit
within the pusher servo.
* If only one stall computer initiates PUSH with a discrepancy of
> 6.5 degree AOA to the other stall computer.
* When PUSH 1 and/or 2 signals are initiated.

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24
Q

CARGO EXT

A

Light comes on when the pressure in the Extinguisher bottle in the
Cargo compartment goes below the preset minimum
(approx 260 - 310 psi) after about 15 minutes of the total 30 minute
life of the bottle.

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25
Q

L PITOT

A

Will come on when power is lost to the Main Pitot Tubes.

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26
Q

L ALPHA

A

Will come on when power is lost to the Angle of Attack sensor.

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27
Q

OAT

A

Comes on when power is lost to the Temperature Probe. The Nose landing gear must be in the retracted position.

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28
Q

STBY PITOT

A

Will come on when power is lost to the Standby Pitot Tube.

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29
Q

L SIDE/L FRONT

A

Will come on when an ‘overheat’ or ‘controller’ fault occurs.

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30
Q

When does HIGH windshield heat turn on?

A

Once the gear is up and locked, controlled by a weight on wheels switch.

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31
Q

L PROP

A

Will come on when one or more of the following faults are detected in
the system:
* AC or DC power failure (DC powers the timer.),
* Timer not cycling or remains on,
* Over/Under current to the prop boots, and
* Cycling interval periods are off by >+ 0.5%.

32
Q

L PROP DE-ICE (BLUE LIGHT) Heating Cycles

A

NORM: Power on 11 sec, off 79 sec.
* MAX: Power on 90 sec, off 90 sec.

33
Q

L/R Intake

A

Will come on for a failure in the engine duct electrical anti-ice mat.

34
Q

L AIR VALVE

A

Supplies Bleed Air from the Bleed Air System to the splitter lip and
inlet guide veins for ice protection. The fail light will come on under
the following conditions:
* If the Electric Solenoid Valve does not open when respective
ENGINE anti-ice switch is turned on.
* If the Electric Solenoid Valve does not close when respective
ENGINE anti-ice switch is turned OFF.

35
Q

L AC GEN

A

Comes on when the AC generator is not supplying power. If a L/R
INTAKE light also comes on at the same time, the failure has
occurred between the generator and the intake heating mats. If it
occurs before the GCU sensors but after the heating mats, only the
AC GEN light will come on and load xfr will occur. If the failure occurs
after the GCU pickup, the only light to come on will be a systems light
(Pitot, AOA sensor etc.) and load xfr has to be manual.

36
Q

What happens when you select the AC GEN switch to LOAD XFR?

A

De-energised the AC generator relay and disconnects the AC
generator from the Generator bus. This will transfer the load to the
other side for power.

37
Q

DE-ICE OV TEMP

A

Will come on together with the associated master caution whenever
either of the two over heat sensors detects an over temperature of
150 Deg°C (300 Deg °F).

38
Q

TIMER

A

Will come on if:
1. no pressure is sensed downstream,
2. the activated timer gives no inflation signal,
3. the boots are not cycling,
4. control power to the timer is lost,
5. pressure remains on in the stabilizer boot zone when next
boot cycle is activated, and
6. pressure remains on in the LEFT and RIGHT inboard or L and
R outboard wing boot zone after more than 8 seconds.

39
Q

DRIVE TFR

A

DRIVE XFR:
* Used if video signals from own DPU fails (EADI and EHSI
goes blank). Video signals are provided from the MFD, EADI
pictures on both MFD and EHSI will be the same.
* DRIVE XFR light on associated side comes on.
* DCP functions as normal.

NORM:
* Normal Operations.

XSIDE DATA:
* Used if attitude and/or heading data fails.
* Data from opposite side is then displayed.
* Both sides EADI, EHSI and MFD will thus be supplied with the
same attitude and heading information.
* Switched sides will display XATT and XHDG in yellow on the
EADI/EHSI.
* DCP functions as normal.

40
Q

L VALVE CLOSED (FUEL)

A

Comes on when the fire wall shutoff valve is closed.

41
Q

X FEED ON

A

Comes on when the cross feed valve is open. (The light only goes
out en the valve is fully closed.)

42
Q

L FUEL FILTER

A

Comes on if the fuel bypass filter becomes clogged and the fuel is
bypassing the filter.

43
Q

L MAIN PUMP

A

Comes on if the fuel bypass filter becomes clogged and the fuel is
bypassing the filter.

44
Q

L MAIN PUMP

A

Comes on if the pump pressure is low.

45
Q

L LOW LEVEL FUEL

A

Comes on if the fuel quantity in the tank is below 135+30Kg.

46
Q

CONN VLV OPEN

A

Comes on when the interconnect valve is open.

47
Q

L ENG FIRE HANDLE

A

Will come on red when a fire condition occurs and remain on until the fire is out. When the fire handle is pulled the following will happen:
1. Engine Fire Wall Shutoff Valve is closed,
2. Engine bleed air LP/HP is closed,
3. Start-Gen FIELD relay is opened,
4. Aural fire bell is turned off,
5. Master Warning is reset indicated by the Master warning lights
going out, and
6. Both main and reserve fire extinguisher squibs for the engine
are armed.

48
Q

L OIL BYPASS

A

Indicates an impending bypass of engine oil filter. ENGINE CWP light
illuminates with a Master Caution.

49
Q

L FUEL LOW TEMP

A

Indicates engine fuel temp is too low (0-3 Deg °C) indicating fuel
heater failure or insufficient PGB oil. ENGINE CWP and Master Caution will come on.

50
Q

L CHIP DETECT

A

Indicates presence of magnetic particles in the oil system. ENGINE
CWP and Master Caution will come on.

51
Q

NO BATT START

A

Comes on when the battery temp is 57 Deg°C and not to start with
ships batteries. O.K. to start of G.P.U

52
Q

What does the white light (bite light) mean on the test panel?

A

WEU Status lamp: comes on white to indicate a failure has been
detected causing a loss of redundancy in the Warning Annunciator
system. CWP is unreliable.

53
Q

INVERTER

A

Comes on if the selected inverter fails or the INVERTER switch is in the OFF position.

54
Q

R ESS BUS

A

Comes on when the ESS BUS is not powered.

55
Q

R BAT HOT

A

Comes on when the battery is overheated (71 Deg°C) causing the
Battery relay to open and disconnect the battery from the START
BUS and the respective GEN BUS

56
Q

R BAT

A

Comes on when the battery relay is de-energised and the Battery is
not connected to the START BUS and it’s respective GEN BUS.

57
Q

EMER PWR

A

Comes on if the EMERGENCY BUS is not powered or if the
emergency power supply voltage drops below 24 Volts.

58
Q

What happens when BATT switch is changed to OVRD?

A

Battery thermal switch (above 71 Deg°C) overridden and battery is connected after a battery overheat and subsequent relay opening.
This is independent of EXT PWR switch position. (For emergency
use only)

59
Q

BUS TIE CONN

A

Comes on when the L and R GEN BUSES are connected

60
Q

What happens when BUS TIE SWITCH is selected to CONN?

A

The BUS TIE relay is energised with power from the emergency bus
and the generator buses are connected.

61
Q

What happens when BUS TIE SWITCH is selected to SPLIT?

A

SPLIT: The BUS TIE is de-energised and the buses are not connected.

62
Q

L MAIN BUS

A

Comes on when the respective bus is not powered.
The L/R MAIN BUS is de-energised:
* During engine start,
* When the L/R generator bus are battery
powered, and
* When the MAIN BUS relay has tripped due to tripping genne.

63
Q

L GEN OV TEMP

A

Comes on when the respective generator is overheated.
(150 Deg°C)

64
Q

L GEN

A

Comes on when the generator relay is de-energised, disconnecting
the generator from the generator bus.

65
Q

L DUCT OV TEMP

A

Comes on together with associated MASTER CAUTION for the
following:
* ACP Compressor discharge over-temp of 225 Deg°C
* Distribution duct over-temp of 82 Deg°C.

66
Q

L RECIRC

A

Comes on when the recirculation fan is failing. (Fan speed goes
below 80% of normal speed.

67
Q

How long can you run the recircs on the ground for before they may start to overheat?

A

10 minutes

68
Q

AIR BLD LEAK

A

Comes on with the Master Caution when a hot air leak is detected by a detection loop running next to the bleed air lines. If the temp in the loop is above 205 Deg°C light will come on with M/C.

69
Q

L BLD FAULT

A

Comes on with AIRCOND CWP and Master Caution if:
* Bleed air Temp is too high, (288 Deg°C),
* Regulated pressure is to high, (43.5 psi), and
* BLD VALVE is not closed after a close signal.

70
Q

L BLD CLOSED

A

Comes on together with AIRCOND CWP and Master Caution if the
Bleed Valve is closed.

71
Q

L HP HIGH

A

Will come on together with AIRCOND CWP and Master Caution if
High Pressure (HP) Valve fails to close after a close signal.

72
Q

What is two requirements of using the X VALVE Switch?

A

Must be on the ground.
Must have one bleed closed.

73
Q

When does a LP BLEED close if selected to AUTO?

A

Closes the bleed valve if:
* Bleed air temp is too high,(288 Deg°C),
* Fire Handle is pulled,
* Regulated pressure is too high, (43.5psi),
* ACP compressor discharge is too high
(225 Deg°C), and
* Distribution duct temp is too high. (82 Deg°C).

74
Q

L HP HIGH

A

Will come on together with associated MASTER CAUTION if the HP
valve fails to close after a close signal.

75
Q

When HP switch is in AUTO, when does it kick in at low power settings?

A

Opens and closes the valve according to high pressure bleed
demands. (When LP drops below 76 psi which will occur at about 80%Ng)

76
Q

The HP valve closes if:

A

The HP valve closes if:
* Bleed air temp is too high, and
* Fire Handle is pulled.

77
Q

What does the Emergency Gear Extension Handle do?

A

drives the remaining fluid into the lock actuators,
* gear actuation hydraulic lines are connected to prevent
hydraulic lock, and
* fires the explosive bolts on the gear doors.
(MAX airspeed 200 kts).

SF340 Flight Deck Light & Panels (1 decks)

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